--- autoconf.mk.in.orig	Thu Aug  5 16:59:14 2004
+++ autoconf.mk.in	Thu Aug  5 17:00:04 2004
@@ -49,11 +49,11 @@
 
 % : %.lhs
 	rm -f Main.hi Main.o
-	$(GHC) $(GHCFLAGS) $(LDFLAGS) $(OPTLCURLFLAGS) $(ZFLAGS) -o $@ $^
+	$(GHC) $(GHCFLAGS) $(patsubst -pthread,-optl-pthread,$(LDFLAGS)) $(OPTLCURLFLAGS) $(ZFLAGS) -o $@ $^
 
 % : %.hs
 	rm -f Main.hi Main.o
-	$(GHC) $(GHCFLAGS) $(LDFLAGS) $(OPTLCURLFLAGS) $(ZFLAGS) -o $@ $^
+	$(GHC) $(GHCFLAGS) $(patsubst -pthread,-optl-pthread,$(LDFLAGS)) $(OPTLCURLFLAGS) $(ZFLAGS) -o $@ $^
 
 %.hi : %.o
 	@: